Table 1: Rotated factor loadings and explained variances of the three extracted factors.
| Motor task | Extracted factors | ||
| 1 | 2 | 3 | |
| Task 8 | 0.881 | ||
| Task 4 | 0.876 | ||
| Task 5 | 0.832 | ||
| Task 7 | 0.534 | -0.453 | |
| Task 3 | -0.911 | ||
| Task 2 | -0.681 | ||
| Task 6 | 0.872 | ||
| Task 9 | 0.784 | ||
| Rot. EV | 3.40 | 2.12 | 2.43 |
| Explained variance (%) | 50.89 | 14.57 | 11.87 |
| Note: Rot. EV: Rotated Eigenvalue. | |||